package org.clob4eclipse;

import org.eclipse.core.resources.IFile;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The activator class controls the plug-in life cycle
 */
public class Activator extends AbstractUIPlugin {

	// The plug-in ID
	public static final String PLUGIN_ID = "OracleClobEditor";

	// The shared instance
	private static Activator plugin;
	
	private static PluginData pluginData = new PluginData();
	
	/**
	 * The constructor
	 */
	public Activator() {
	}	
	
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
	 */
	public void start(BundleContext context) throws Exception {
		super.start(context);
		plugin = this;
	}

	/*
	 * (non-Javadoc)
	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
	 */
	public void stop(BundleContext context) throws Exception {
		plugin = null;
		super.stop(context);
	}

	/**
	 * Returns the shared instance
	 *
	 * @return the shared instance
	 */
	public static Activator getDefault() {
		return plugin;
	}

	/**
	 * Returns an image descriptor for the image file at the given
	 * plug-in relative path
	 *
	 * @param path the path
	 * @return the image descriptor
	 */
	public static ImageDescriptor getImageDescriptor(String path) {
		return imageDescriptorFromPlugin(PLUGIN_ID, path);
	}

	public static PluginData getPluginData() {
		return pluginData;
	}

	public static void setPluginData(PluginData pluginData2) {
		pluginData = pluginData2;
	}
	
	public static IEditorPart getActiveEditor(){
		IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
		if (window != null) {
		    IWorkbenchPage page = window.getActivePage();
		    if (page != null) {
		        return page.getActiveEditor();
		    }
		}
		return null;
	}
	
	public static IFile getIFileFromEditor(IEditorPart editor){
		
		IFile file = (IFile) editor.getEditorInput().getAdapter(IFile.class);
		if (file != null) {
		   return file;
		}
		return null;
	}
}
